Dust Mask Shall Be Worn safety sign (MV 12)

Dust mask safety sign - This mandatory sign prescribes that dust masks must be worn. This sign is often used to inform workers or visitors on specific sites what P.P.E. they require upon entering a construction site, mine or even a workshop. This sign is used in conjunction with various other safety signs depending on what your requirements are, i.e - (MV 20) Overall safety sign.